CN109132905A - A kind of device for preventing from hanging greatly away from hoist rope winding - Google Patents
A kind of device for preventing from hanging greatly away from hoist rope winding Download PDFInfo
- Publication number
- CN109132905A CN109132905A CN201811269342.8A CN201811269342A CN109132905A CN 109132905 A CN109132905 A CN 109132905A CN 201811269342 A CN201811269342 A CN 201811269342A CN 109132905 A CN109132905 A CN 109132905A
- Authority
- CN
- China
- Prior art keywords
- fixed
- wirerope
- sliding rail
- pulley
- hanging
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/02—Driving gear
- B66D1/14—Power transmissions between power sources and drums or barrels
- B66D1/20—Chain, belt, or friction drives, e.g. incorporating sheaves of fixed or variable ratio
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
- B66D1/28—Other constructional details
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
- B66D2700/00—Capstans, winches or hoists
- B66D2700/02—Hoists or accessories for hoists
- B66D2700/021—Hauling devices
Abstract
The invention discloses a kind of devices for preventing from hanging greatly away from hoist rope winding, including lift winch, the first fixed pulley, lifting movable pulley, the first wirerope and hanging basket, the first fixed pulley to be arranged on deep-well center line, is located above well head；Lifting movable pulley is located at immediately below the first fixed pulley, goes up and down one hook of setting, hanging basket on movable pulley and hangs on hook；First wirerope is drawn out of lift winch by the first fixed pulley and lifting movable pulley, and end is connected on the fixed block being arranged on the first fixed pulley；It is close to deep-well setting there are two the upright slide rail from shaft bottom to well head, sliding rail is fixed on the borehole wall, and sliding block is arranged in sliding rail, and sliding block is stuck in sliding rail, and the sliding block in two sliding rails passes through the second wirerope respectively, spring is connected on hanging basket.The present invention provides what is constructed in a kind of deep shaft to prevent from hanging greatly the device away from hoist rope winding, the problem of which is not in steel wire winding when vertically movable, construction safety and progress is fast.
Description
Technical field
The present invention relates to what is constructed in deep-well hoisting construction field more particularly to a kind of deep shaft to prevent from hanging greatly away from raising steel
The device of cord winding.
Background technique
Hydropower Project surge shaft vertical shaft, pressure pipeline vertical shaft even depth are larger at present, and when construction prevents handling wirerope
Wind is mainly by the pulley of the multiple fixations of steel wire penetrating, and pulley blocks form an angle wirerope shape, in wirerope
Wirerope-winding is prevented under oblique pulling force effect, as shown in fig. 1.Such anti-wire rope winding device is being hung away from lesser condition
Can play the role of preventing wirerope-winding down, but hang away from it is biggish under the conditions of, wirerope angle with hang away from increasing and
Becoming smaller, finally tends to be parallel, oblique pulling force weakens, so still often there is winding, construction speed is not only influenced, but also
It causes a hidden trouble to construction safety.
Summary of the invention
It is an object of the invention to overcome existing anti-steel wire winding device still to will appear in the case where hanging away from biggish situation
What the shortcomings that wirerope-winding and providing constructed in a kind of deep shaft prevents from hanging greatly the device away from hoist rope winding, the device
The problem of being not in steel wire winding when vertically movable, construction safety and progress is fast.
To achieve the goals above, the present invention adopts the following technical scheme that: one kind is prevented from hanging greatly and be twined away from hoist rope
Around device, which is the boom hoisting constructed in deep-well, including lift winch, the first fixed pulley, lifting pulley, first
Wirerope and hanging basket, the first fixed pulley are arranged on deep-well center line, are located above well head；Lifting pulley is located at the first fixed pulley
Underface, one hook of setting, hanging basket are hung on hook on lifting pulley；First wirerope is drawn out of lift winch by the
One fixed pulley and lifting pulley, end are connected on the fixed block being arranged on the first fixed pulley；It is close to there are two deep-well settings
Upright slide rail from shaft bottom to well head, sliding rail are fixed on the borehole wall, and sliding block is arranged in sliding rail, and sliding block is stuck in sliding rail, only perpendicular
Histogram can move up and down upwards along sliding rail, the central opening on the inside of sliding rail, and the sliding block in two sliding rails passes through the second steel wire respectively
Rope, spring are connected on hanging basket, and the first wirerope, the second wirerope are in the same plane.
Sliding rail is steel pipe, and sliding block is steel ball, and steel ball is embedded in the sliding rail of steel pipe production, corresponding second steel in the inside of steel pipe
The position of cord opens up gap, and the second wirerope is connected on spring by gap stretching, and the end of spring is hung by wirerope
In the lower end of hanging basket.
The device further includes translation mechanism, and translation mechanism includes that translation traction unit, translating pulleys and translating pulleys are mobile
Translation track, the top of the first fixed pulley is arranged in by fixed plate the translating pulleys, and the sliding slot of translating pulleys is translating
It is slided on track, the center of translation track is located on deep-well center, and translation track is fixed on well head upper end.
The translation traction unit includes translation hoist engine, the left traction steel being fixed on above deep-well on the ground of well head side
Cord and right haulage cable, translation hoist engine includes the first capstan winch and the second capstan winch, and one end of left haulage cable is fixed on
The left side of translating pulleys, by changing nyctitropic third fixed pulley, end is fixed on the first capstan winch, and the one of right haulage cable
End is fixed on the right side of translating pulleys, and by changing nyctitropic 4th fixed pulley, end is fixed on the second capstan winch, left traction steel
Cord and right haulage cable winding method are opposite.
Further, a soft traction rope is fixed on second wirerope.
Further, the flapper moved down in one prevention sliding block of the bottom end of sliding rail setting.
Further, the sliding rail at well head curves arc-shaped, and the sliding rail opening direction bowed out is upward.
Compared with prior art, the technical effect that technical solution of the present invention generates is as follows: the present invention is arranged in deep-well
Lifting device, although and being realized by hoist engine, lifting pulley and wirerope, the arrangement cunning on the borehole wall of deep-well two sides
Rail, the interior setting of sliding rail only can be connected to the lower section of hanging basket by wirerope and spring, hung along the sliding block that sliding rail moves up and down, sliding block
When basket is promoted or transferred, the second wirerope can be in a certain angle with horizontal direction, pulls sliding block to move in sliding rail, the second steel wire
Rope stress in lifting of hanging basket or the overall process of decentralization, it is ensured that hanging basket will not be put down to rotation, to guarantee the first of lifting
Wirerope will not be wound.Anti- wire rope winding device of the invention is not hung away from limitation, and no matter hanging can all reach away from size
The effect not wound to hoist rope.
The setting of sliding rail and sliding block is realized by steel pipe and steel ball, set-up mode is simple, and steel ball can be good at
It is only moved along the vertical direction in steel pipe, material is easy to get, easy to make.
Translation mechanism is set in well head, fixes translating pulleys above the first fixed pulley of lifting, translating pulleys pass through cunning
Slot is arranged on translation track, and such mode not only ensure that the hanging basket for being elevated to well head is able to carry out left and right translation, and letter
The fixed form for having changed the first fixed pulley, when needing to go up and down, translating pulleys are returned on the center line of well head, in lifting of hanging basket
Or during decline, the first fixed pulley is stablized motionless on translation track；When above lifting of hanging basket to well head, translation traction
Cell operation, by hanging basket to the left or to right translation.
One translation hoist engine is set, two capstan winches, the fixing wound side on two capstan winches are set on translation hoist engine
The different wirerope of formula carries out the adjusting of left and right translation, and the offset to a direction is tightened by the wirerope on a capstan winch
Wirerope releasing on another capstan winch achievees the effect that translation, and high-efficient saving equipment is easy to use, and design is simple.
The purpose and working principle of soft traction rope are set are as follows: when hanging basket body rises to well head, the steel ball of the second wirerope
Sliding rail well head turning is reached, the staff near well head sliding rail is led soft on the second wirerope using iron hook at this time
Messenger triggers, and further soft traction rope on the other hand, on the other hand takes out the steel ball of the second wirerope from sliding rail.It can start later flat
Moving hoist engine translates hanging basket to well head right direction, and the personnel to stand on the left of well head unclamp the second wirerope, with the remote of hanging basket
From soft traction rope is slowly unclasped, make the second wirerope with hanging basket far from oneself, but the control of soft traction rope is in oneself hand；Together
When well head on the right side of personnel unclamp the second wirerope, with hanging basket close to soft traction rope is slowly tightened, until hanging basket is moved to
At the well head on right side, the fixed soft traction rope of the personnel of two sides leaves later.
When hanging basket prepares to transfer, starting translation hoist engine translates hanging basket to vertical shaft center position, attached in well head sliding rail
The close soft traction rope of personnel's pull-up, the staff on the left of well head that stands slowly tighten soft traction rope, while the work on right side
Make personnel and slowly loosen soft traction rope, two sides personnel pass through soft traction rope for the second steel wire when hanging basket reaches vertical shaft center
The steel ball of rope pulls to oneself, and then steel ball is embedded in sliding rail, then soft traction rope is gently thrown into well, leaves later.
The setting of soft traction rope is to need that sliding block can be pulled to work people when installing sliding block into sliding rail
In member's hand, otherwise the second steel wire rope sag can not obtain sliding block.
Detailed description of the invention
Fig. 1 is antiwind lifting device in the prior art.
Fig. 2 is that the present invention prevents the structural schematic diagram for hanging the device away from hoist rope winding greatly.
Fig. 3 is the structural schematic diagram of sliding rail at well head of the present invention.
Fig. 4 is the connection schematic diagram of steel ball of the present invention, the second wirerope.
Fig. 5 is one of the first fixed pulley of the present invention, the structural schematic diagram of translating pulleys.
Fig. 6 is the second structural representation of the first fixed pulley of the present invention, translating pulleys.
It is marked in figure are as follows: 1, lift winch；2, hoist engine is translated；3, the first upper chamber；4, the second upper chamber；5, bearing steel wire
Rope；6, portal frame；7, hanging basket；8, sliding rail；9, steel ball；10, the fixed joint bar of steel pipe；11, gap；12, the first fixed pulley；13, it puts down
Move pulley；14, lifting pulley；15, the second fixed pulley；16, third fixed pulley；17, the 4th fixed pulley；18, the first wirerope；
19, the second wirerope；20, spring；21, left haulage cable；22, right haulage cable；23, the first hook；24, it second hangs
Hook；25, oblique pull；26, fixed block；27, steel plate；28, sliding slot；29, tightrope；30, dome；31, arc structure；32, the borehole wall.
Specific embodiment
With reference to the accompanying drawing and specific embodiment the invention will be further elaborated
A kind of device for preventing from hanging greatly away from hoist rope winding, the present embodiment is applied is in ancient tile power station surge shaft vertical shaft
On embedded vertical shaft, which is mainly made of dome 30 and pit shaft, and dome top is ball crown type, and excavation radius is 8.76m, is opened
Dig height 5.20m；Dome lower part is cylinder, digging diameter 16.20m, excavation height 10.00m；Vertical shaft is cylinder, is opened
Digging height is 131.2m, and digging diameter is 14.20 ~ 15.20m.Since shaft depths are larger, section is larger, the side of being in construction
Above and below person who happens to be on hand for an errand person, material installation, be arranged at Shaft bank it is of the invention prevent from hanging greatly the device away from hoist rope winding, erect
The upper right of well well head is the first upper chamber 3, and left side is the second upper chamber 4.In the first upper chamber and the second upper chamber respectively apart from well head 8
Translation track is arranged in the top of portal frame in the place setting portal frame 6 of ~ 12m, and the translation track is the bearing steel wire of 40mm
Rope 5, oblique pull 25 is respectively set in the both ends of two portal frames；The top of first upper chamber and the second upper chamber is higher than the position of track cable
It sets.
The device includes elevating mechanism and translation mechanism, and elevating mechanism includes lift winch 1, the first wirerope 18,
One fixed pulley 12 and lifting pulley 14, translation mechanism include translation hoist engine 2, left haulage cable 21, right haulage cable 22
And translating pulleys 13；First fixed pulley is fixedly connected with translating pulleys by a steel plate 27, and translating pulleys setting is fixed sliding first
The top of wheel comes with sliding slot 28 on translating pulleys, and sliding slot is stuck on track cable, can be flat to left or right along track cable
It moves.Translation hoist engine and lift winch are arranged on first indoor.
Capstan winch, respectively the first capstan winch and the second capstan winch there are two being arranged on hoist engine are translated, is drawn on the first capstan winch left
Haulage cable, left haulage cable is successively through three third fixed pulleys 16, and end is fixed on the left side of translating pulleys, wherein one
A third fixed pulley is fixed on the bottom surface of the first upper chamber, and a third fixed pulley is fixed on the upper top surface of the first upper chamber, in addition
One third fixed pulley is fixed on the inside of left side portal frame.Right haulage cable, right haulage cable are drawn on second capstan winch
Successively pass through two the 4th fixed pulleys 17, end is fixed on the right side of translating pulleys, and the 4th fixed pulley is fixed on first
The bottom surface of room, another the 4th fixed pulley are fixed on the upper top surface of the first upper chamber.Left haulage cable and right haulage cable
Coiling direction on the contrary, translation hoist engine rotates clockwise, left haulage cable tightening, right haulage cable is released, is put down to the left
It moves；Translation hoist engine rotates counterclockwise, and right haulage cable tightening, left haulage cable is released, to right translation.
First fixed pulley is arranged on track cable by translating pulleys, and a fixed block is fixed at the center of the first fixed pulley
26, the first wirerope drawn out of lift winch successively through changing nyctitropic two the second fixed pulleys 15, the first fixed pulley,
Lifting pulley, end are fixed on the fixed block 26 on the first fixed pulley, and two one, the second fixed pulleys are fixed on the first upper chamber
Bottom surface on, another is fixed on the top surface of the first upper chamber, be used to change direction.Fixed setting one the on lifting pulley
The top setting lanyard of one hook 23, hanging basket 7 is hung on the first hook, and two second hooks 24 are arranged on the bottom surface of hanging basket,
Two second hooks are symmetricly set on the cross central line of hanging basket bottom surface, and side is arranged one, in the vertical shaft inner close fitting borehole wall
Two upright slide rails 8, the bottom that the bottom of sliding rail is arranged in as Construction of Silo are arranged in the two sides of 32 the first wirerope, and sliding rail is
The steel pipe of the open and clear mouth 11 in inside, gap correspond to the center line of vertical shaft, and gap and the first wirerope in the same plane, are inlayed in steel pipe
Embedding steel ball 9 is used as sliding block, and the bottom of sliding rail is arranged flapper, prevents steel ball from falling off out of sliding rail；The second steel is connected on steel ball
Cord 19, separated in the second wirerope, the pulling force for connecting spring in a spring 20(the present embodiment is controlled in 100N or so),
Second wirerope is hung on the second ipsilateral hook of hanging basket lower end.Steel pipe is fixed on the borehole wall by the fixed joint bar 10 of steel pipe, well
Sliding rail at mouthful curves arc structure 31, and the gap of the sliding rail after bending is upward.It is left apart from steel ball 1m in two the second wirerope
A tightrope 29 is fixed in right position respectively, and the length of tightrope is not shorter than the distance between two portal frames.
When lifting of hanging basket or decentralization, the first fixed pulley, lifting pulley are respectively positioned on vertical shaft longitudinal centre line, due to flat
Moving at left and right sides of pulley has left haulage cable and right haulage cable to tense respectively, and translates hoist engine and do not work, and first is fixed
It will not be equivalent to and be fixed on vertical shaft longitudinal centre line to the left or to right translation under the action of pulley translating pulleys；Work as lifting
After the completion, when hanging basket needs translation to the left or to the right, translation hoist engine work, the first fixed pulley just can be in the effect of lifting pulley
Lower translation.
When lifting of hanging basket or decentralization, the second wirerope can be in a certain angle with horizontal direction, and steel ball is pulled to move in sliding rail
It is dynamic, the second wirerope stress in lifting of hanging basket or the overall process of decentralization, it is ensured that hanging basket will not be put down to rotation, to guarantee
Lifting wire rope will not be wound.
When hanging basket is when shaft bottom prepares to lift by crane, personnel in the pit checks whether the steel ball of bracing wire is embedded in steel pipe interior, activity
Whether baffle keeps off the mouth under sliding rail.If no, then needing for the steel ball of bracing wire to be embedded in sliding rail, flapper gear is in sliding rail
Lower mouth.
When hanging basket body rises to well head, the steel ball of the second wirerope reaches sliding rail well head turning, at this time in well head sliding rail
Neighbouring staff is triggered the tightrope on the second wirerope using iron hook, and further tightrope on the other hand, on the other hand by the second wirerope
Steel ball taken out from sliding rail.Translation hoist engine can be started later translates hanging basket to the first upper chamber direction (right side), stands
The personnel of second upper chamber unclamp the second wirerope, with hanging basket far from slowly tightrope is unclasped, keep the second wirerope separate with hanging basket
Oneself, but tightrope control is in oneself hand；The personnel of the first upper chamber unclamp the second wirerope simultaneously, with hanging basket close to slowly receipts
Tight tightrope, until hanging basket is moved at the well head of the first upper chamber, the fixed tightrope of the personnel of two sides leaves later.
When hanging basket prepares to transfer, starting translation hoist engine translates hanging basket to vertical shaft center position, attached in well head sliding rail
Close personnel's pull-up tightrope, the staff in the second upper chamber that stands slowly tightens tightrope, while the staff of the first upper chamber is slow
The soft rope of slow play, the steel ball of the second wirerope is pulled to oneself by tightrope by two sides personnel when hanging basket reaches vertical shaft center, so
Steel ball is embedded in sliding rail afterwards, then tightrope is gently thrown into well, is left later.
Claims (7)
1. a kind of device for preventing from hanging greatly away from hoist rope winding, it is characterised in that: the device is the lifting constructed in deep-well
Device, including lift winch, the first fixed pulley, lifting pulley, the first wirerope and hanging basket, the first fixed pulley are arranged in deep-well
On center line, it is located above well head；Lifting pulley is located at immediately below the first fixed pulley, one hook of setting, hanging basket on lifting pulley
It hangs on hook；First wirerope is drawn out of lift winch by the first fixed pulley and lifting pulley, and end, which is connected to, to be set
It sets on the fixed block on the first fixed pulley；It is close to deep-well setting there are two the upright slide rail from shaft bottom to well head, sliding rail is fixed
On the borehole wall, sliding block is set, sliding block is stuck in sliding rail, can only move up and down in the vertical direction along sliding rail, in sliding rail in sliding rail
The central opening of side, the sliding block in two sliding rails passes through the second wirerope respectively, spring is connected on hanging basket, the first wirerope,
Second wirerope is in the same plane.
2. a kind of device for preventing from hanging greatly away from hoist rope winding according to claim 1, it is characterised in that: sliding rail is
Steel pipe, sliding block are steel ball, and steel ball is embedded in the sliding rail of steel pipe production, and the position of corresponding second wirerope in the inside of steel pipe opens up
Gap, the second wirerope are connected on spring by gap stretching, and the end of spring hangs over the lower end of hanging basket by wirerope.
3. a kind of device for preventing from hanging greatly away from hoist rope winding according to claim 1, it is characterised in that: the device
It further include translation mechanism, translation mechanism includes translating the mobile translation track of traction unit, translating pulleys and translating pulleys, described
The top of the first fixed pulley is arranged in by fixed plate for translating pulleys, and the sliding slot of translating pulleys slides on translation track, translation
The center of track is located on deep-well center, and translation track is fixed on well head upper end.
4. a kind of device for preventing from hanging greatly away from hoist rope winding according to claim 3, it is characterised in that: described flat
Moving traction unit includes translation hoist engine, left haulage cable and the right traction steel being fixed on above deep-well on the ground of well head side
Cord, translation hoist engine includes the first capstan winch and the second capstan winch, and one end of left haulage cable is fixed on the left side of translating pulleys,
By changing nyctitropic third fixed pulley, end is fixed on the first capstan winch, and one end of right haulage cable is fixed on translation and slides
The right side of wheel, by changing nyctitropic 4th fixed pulley, end is fixed on the second capstan winch, left haulage cable and right traction steel
Cord winding method is opposite.
5. a kind of device for preventing from hanging greatly away from hoist rope winding according to claim 1-4, feature exist
In: a soft traction rope is fixed on second wirerope.
6. a kind of device for preventing from hanging greatly away from hoist rope winding according to claim 1-4, feature exist
In: the flapper that one prevention sliding block of setting moves down in the bottom end of sliding rail.
7. a kind of device for preventing from hanging greatly away from hoist rope winding according to claim 1-4, feature exist
Curved in: the sliding rail at well head arc-shaped, the sliding rail opening direction bowed out is upward.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811269342.8A CN109132905A (en) | 2018-10-29 | 2018-10-29 | A kind of device for preventing from hanging greatly away from hoist rope winding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811269342.8A CN109132905A (en) | 2018-10-29 | 2018-10-29 | A kind of device for preventing from hanging greatly away from hoist rope winding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109132905A true CN109132905A (en) | 2019-01-04 |
Family
ID=64806714
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811269342.8A Pending CN109132905A (en) | 2018-10-29 | 2018-10-29 | A kind of device for preventing from hanging greatly away from hoist rope winding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109132905A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08100600A (en) * | 1994-09-30 | 1996-04-16 | Mitsubishi Heavy Ind Ltd | Method of carrying-in large-diameter steel pipe from shaft section to inclined shaft section |
| JPH08199800A (en) * | 1995-01-19 | 1996-08-06 | Nihon Bisoh Co Ltd | Gondola device |
| CN1755153A (en) * | 2004-09-29 | 2006-04-05 | 丽水新亿特导轨有限公司 | Linear guide rail |
| CN204508532U (en) * | 2015-01-08 | 2015-07-29 | 中石化第十建设有限公司 | Oil storage cave depot To Construction of Silo bont |
| WO2016015450A1 (en) * | 2014-07-27 | 2016-02-04 | 温建 | 2d suspended platform |
| CN105314509A (en) * | 2014-06-08 | 2016-02-10 | 中国水利水电第十二工程局有限公司 | Safe transport traction device for perpendicular construction of vertical shaft |
| WO2018058783A1 (en) * | 2016-09-27 | 2018-04-05 | 中国矿业大学 | Device and method for automatically equalizing tensions of steel wire ropes for multi-rope winding and hoisting in deep vertical shaft |
| CN209065321U (en) * | 2018-10-29 | 2019-07-05 | 中水电第十一工程局（郑州）有限公司 | A kind of device for preventing from hanging greatly away from hoist rope winding |
-
2018
- 2018-10-29 CN CN201811269342.8A patent/CN109132905A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08100600A (en) * | 1994-09-30 | 1996-04-16 | Mitsubishi Heavy Ind Ltd | Method of carrying-in large-diameter steel pipe from shaft section to inclined shaft section |
| JPH08199800A (en) * | 1995-01-19 | 1996-08-06 | Nihon Bisoh Co Ltd | Gondola device |
| CN1755153A (en) * | 2004-09-29 | 2006-04-05 | 丽水新亿特导轨有限公司 | Linear guide rail |
| CN105314509A (en) * | 2014-06-08 | 2016-02-10 | 中国水利水电第十二工程局有限公司 | Safe transport traction device for perpendicular construction of vertical shaft |
| WO2016015450A1 (en) * | 2014-07-27 | 2016-02-04 | 温建 | 2d suspended platform |
| CN204508532U (en) * | 2015-01-08 | 2015-07-29 | 中石化第十建设有限公司 | Oil storage cave depot To Construction of Silo bont |
| WO2018058783A1 (en) * | 2016-09-27 | 2018-04-05 | 中国矿业大学 | Device and method for automatically equalizing tensions of steel wire ropes for multi-rope winding and hoisting in deep vertical shaft |
| CN209065321U (en) * | 2018-10-29 | 2019-07-05 | 中水电第十一工程局（郑州）有限公司 | A kind of device for preventing from hanging greatly away from hoist rope winding |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209065321U (en) | A kind of device for preventing from hanging greatly away from hoist rope winding | |
| CN106335843B (en) | A kind of industrial hoisting device for hot environment | |
| CN201971567U (en) | Small-sized indoor sand hoister | |
| CN109132905A (en) | A kind of device for preventing from hanging greatly away from hoist rope winding | |
| CN112049022A (en) | T-shaped hogging moment tensioning and clamping hanging cage of personnel safety protection mechanism for bridge construction | |
| CN207451402U (en) | One kind is surged cage tank curtain door | |
| CN204864586U (en) | Building conflagration is with ware of fleing | |
| CN205419572U (en) | Ranks spool way hoist device | |
| CN212479139U (en) | Boosting fishing tool for downhole steel wire operation of gas well | |
| CN106436782A (en) | High-strain detection super-large hammer self-beating device and application method | |
| CN209161297U (en) | Wind-driven generator lifts pulley blocks | |
| CN112575691A (en) | Cable hanging system and method for single-column type cable tower cable-stayed bridge | |
| CN205662228U (en) | Stealthily dirty pump lifts by crane with hanging hook component | |
| CN208802769U (en) | A kind of hydrology fish lead boom hoisting | |
| CN205434751U (en) | Underground lifesaving device | |
| CN108217474B (en) | Cable crane system and hoisting method | |
| CN111911104A (en) | Boosting fishing tool and method for downhole steel wire operation of gas well | |
| CN211642193U (en) | Hanging curtain type normally closed car fishing device | |
| CN206052799U (en) | A kind of Large strain inspection super large is hammered into shape from injection device | |
| CN220642280U (en) | Crane suitable for deep foundation pit material transportation | |
| JP6513016B2 (en) | Gate device and method for pausing the gate | |
| CN218465324U (en) | Steel construction lifting device | |
| CN219792271U (en) | Tower crane | |
| CN112412529B (en) | Abandoned well personnel falling rescue equipment and method | |
| CN212863872U (en) | Double-rail device for installing curtain wall |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: 450001 No. 59 Lianhua street, hi tech Development Zone, Henan, Zhengzhou Applicant after: China Power Construction Eleventh Bureau Engineering Co., Ltd. Applicant after: SINOHYDRO Bureau 11 Co., Ltd. Address before: 450001 No. 59 Lianhua street, hi tech Development Zone, Henan, Zhengzhou Applicant before: China Hydropower eleventh Engineering Bureau (Zhengzhou) Co., Ltd. Applicant before: SINOHYDRO Bureau 11 Co., Ltd. |